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US Patent: 208,298
Rotary- Engines
Patentee:
Jeremiah Darling (exact or similar names) - Cincinnati, Hamilton County, OH

USPTO Classifications:
418/134, 418/138, 418/140, 418/99

Tool Categories:
propulsion and energy : steam apparatus : rotary steam engines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Aug. 24, 1874
Granted: Sep. 24, 1878

Patent Pictures:
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